BK1004 Eyeglasses by Blake Kuwahara. Color: Black Horn, Cedar Horn, Size: 54-19-145. Sleek and sophisticated, the BK1004 eyeglasses feature a modern rectangular shape that exudes minimalist elegance. Their lucid acetate frame is made to withstand all hardships of everyday wear while providing the right degree of resilience and incredible lightness for a truly comfortable fit. With their refined silhouette and durable construction, the BK1004 glasses are as practical as they are striking.